diff --git a/.travis.yml b/.travis.yml
index 5c3f962..accffb9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,6 +9,7 @@ compiler:
 
 before_install:
   - sudo apt-get install libtool autoconf git nasm
+  - chmod +x install.sh
   - ./install.sh
 
 before_script: